Location/Travel
JSAI-isAI2009 takes place at the Campus Innovation Center, just 1 minute walk from JR (Japan Railway) Yamanote-Line, Tamachi Station. Tamachi is located amidst Tokyo, close to major parts of Tokyo, such as 8 miuntes train ride from the Tokyo station, 4 minutes ride from Shimbashi, 16 minutes ride from Shibuya, and 23 minutes ride from Shinjyuku.
There are no officially affiliated hotels to JSAI-isAI2009 workshops. The following sites may help you finding hotels and restaurants, and getting around in Tokyo:
http://www.tourism.metro.tokyo.jp/english/
http://wikitravel.org/en/Tokyo